Technical specs: Union beaver

Seagoing multipurpose offshore salvage and diving support vessel

 
 
Main data  
Length o.a.: 55.65 m
Breadth o.a.: 12.20 m
Max. draught: 4.00 m
Cross-tonnage: 865 tons
Nett-tonnage: 256 tons
   
Class: ‘Bureau Veritas’ Special Service Salvage boat
‘Marpol’
‘I.O.P.P’
   
Speed: 10 knots
   
Propulsion: s. Propeller thrust and direction are bridge-controlled by means of two individual (PS/SB) control stations, with separate direction and rpm settings, resulting in fast and accu.
   
Tankcapacities: Diesel oil: appr. 197 m³
Lube oil: 2 m³
Fresh water: 125 m³
Waterballast: 272 m³
Used oil tank: 1.2 m³
Slop: 228 m³
   
Holds: Dimensions of toward hold:
Lenght: 13 m
Width: 9 m
Height: 2.5 m
Volume: appr. 160 m³
   
Hatches: Forward: 3.850mm x 2.350 mm
Aft: 2.350 mm x 2.350 mm
   
Deckstrenght: On the hatches: 2 tons per m²
On deck: 5 tons per m²
   
Electricity:

2 diesel driven alternators of 200 kVA each.
Connections on deck for 220, 380 and 440 volts.
   
Air: 1 ‘MANNESMANN DEMAG WITTE’ compressor, double purpose.
1.505m³ at 7 bar.
Delivered volume 72 m² per hour 2.505 m³ at 2 bar.
Delivered volume 168 m³ per hour.
   
Mooring winches : 4 ‘BRUSSELLE’ winches with a capacity of 850 m wire 28mm diameter.
Variable traction max. 30tons.
   
Waterfall winches: 2 ‘BROEHL’ winches with 2 wire drums each.
Traction 25 tons per drum.
Warping heads are included.
   
Deck cranes: 1
‘MARLIFT’ hydraulic crane capacity:
8.8 tons at 19.40 m reach
13.0 tons at 13.40 reach
24.5 tons at 7.40 m reach
Equipped with a 2m³ grab

2
‘ACTA’ boat and general purpose crane on the afterdeck
Capacity: 1.500kg at 7m reach
   
Anchors: 1 bow anchor of 900 kg 4 ‘DELTA FLIPPER’ type anchors of 3000 kg at 7 m reach
Pump capacity: More than 4000tons per hour by submersible and autonomous pumps.
   
Work- and lifeboats: 1 steel workboat with diesel engine
1 fast rubber boat of 5 meter with 60 HP motor.
1 rubber life boat with 20 HP motor.
Fire-fighting system: 600 m³ per hour at 15 bar, water and foam.
The foam product can, from deck, be gravitated from a container or drums into the system, mixed and used through one or two monitors or through flexible hoses. A ‘TURBEX’ light foam generator is also on board.
   
Diving 1. Autonomous diving sets
2. Containerised decompression chamber approved by ‘LLOYD’S’ and ‘BUREAU VERITAS’. Dimensions: 3.60 m long and 1.20 m in diameter with two high-pressure compressors.
3. Underwater welding and cutting gear.
4. Special compartment to stock explosives for underwater purpose.
Anti-pollution: Dispersion unit with spraying devices and suitable pump. On request the craft van be equipment with oil separating equipment. Two self-sustained hydraulic driven LORI – side collectors.
Four coated tanks with a total capacity of almost 300 m³ to store recovered oil and/or emulsions
   
Accommodation:
Total: 28 persons
8 double cabins
3 cabins for 4 persons
   
Navigation &
communication equipment:
Compass, Gyro with 3 repeaters, automatic pilot, 2 radars, 2 VHF sets, 1 SBB receiver, 2 echo sounders.